Large CSS files can pose challenges, such as slowing down the site and making maintenance more complex.

Another CSS performance optimization tip is similar to splitting a CSS file into multiple, device-specific files. Instead, you can also shrink the size of the webpage itself, reduce the number of DOM ...

Standing for cascading style sheets, CSS files are used inside browsers to load rules for stylizing a web page's elements with the help of the CSS language.

StyleX alleviates key pain points of CSS-in-JS for large React applications (unused styles, large CSS files, CSS-in-JS library size).